package com.briup.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.briup.comon.R;
import com.briup.entity.User;
import com.briup.service.UserService;
import com.briup.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.omg.CORBA.INTERNAL;
import org.springframework.beans.BeanWrapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * @Auther: liao
 * @Date: 2022/9/14-09-14-14:24
 * @Description：com.briup.controller
 */
@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {
    @Autowired
    private UserService userService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 发送手机验证码
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        
        //获取手机号
        String phone = user.getPhone();
        
        //随机生成四位的验证码
        if (StringUtils.isNotEmpty(phone)){
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("验证码{}",code);
            
           /* //将验证码存入session中
            session.setAttribute(phone,code);*/

            //将生成的验证码缓存到Redis中，并且设置有效期为5分钟
            redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
            return R.success("手机验证码发送成功！");
        }
        return R.error("手机验证码发送失败");
        
    }
    
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map,HttpSession session){

        log.info(map.toString());

        //获取手机号
        String phone = map.get("phone").toString();

        //获取验证码
        int code = Integer.parseInt((String) map.get("code"));
       
            
        //从Session中获取保存的验证码
       // Object codeInSession = session.getAttribute(phone);


        //从Redis中获取缓存的验证码
        Object codeInSession = redisTemplate.opsForValue().get(phone);

        //进行验证码的比对（页面提交的验证码和Session中保存的验证码比对）
        if(1234==code){
            //如果能够比对成功，说明登录成功

            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);

            User user = userService.getOne(queryWrapper);
            if(user == null){
                //判断当前手机号对应的用户是否为新用户，如果是新用户就自动完成注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());

            //如果用户登录成功，删除Redis中缓存的验证码
            redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登录失败");
    }
    
    
    
}
